Circuit kit for a humidifier



FIG. 1 is a top, rear and side perspective view of a first embodiment of a circuit kit for a humidifier showing a tubing assembly embodying our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a first side view thereof, the second side being a mirror image thereof;

FIG. 5 is a top view thereof; and

FIG. 6 is a bottom view thereof.

FIG. 7 is a top, rear and side perspective view of a second embodiment of a circuit kit for a humidifier showing a tubing assembly embodying our new design;

FIG. 8 is a rear view thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a first side view thereof, the second side being a mirror image thereof;

FIG. 11 is a top view thereof; and,

FIG. 12 is a bottom view thereof.

Broken lines are used to illustrate features of the circuit kit for a humidifier which form no part of the claimed design. In additional embodiments, among other features of any of the components, the bubble tube of the tubing assembly of any of the illustrated embodiments can be disclaimed. 

CLAIM The ornamental design for a circuit kit for a humidifier, as shown and described. 